Compact low-pressure discharge lamp

Details Compact low-pressure discharge lamp Compact low-pressure discharge lamp

2005-07-19

2005-07-19

Williams, Joseph (Department: 2879)

Electric lamp and discharge devices

With envelope

Having base and connector

C313S318110, C313S318120, C313S318100, C439S226000

Reexamination Certificate

active

06919671

ABSTRACT:
The invention relates to a compact low-pressure discharge lamp (1) comprising a discharge vessel (3) with electrodes and power supply leads (7), a discharge vessel mount on which the discharge vessel is mounted, and a cap (10), which comprises a housing (11), connecting contacts (12) and a mounting plate (13) with a ballast apparatus (15), with the mounting plate being fitted with the ballast arrangement in the interior of the cap housing, and having connections for electrical connection of the mounting plate to the power supply leads and to the connecting contacts. The discharge vessel mount in this case comprises a plate (5) which is mounted in a further mount, with the further mount in turn being mounted on the housing of the cap. The further mount may be in the form of an enveloping bulb (2) or a reflector for the discharge vessel, or in the form of a closure cap (20) for the cap housing.

REFERENCES:
patent: 3906275 (1975-09-01), Spiessens et al.
patent: 6008570 (1999-12-01), Helbig et al.
patent: 6144146 (2000-11-01), Cserteg et al.
patent: 6445131 (2002-09-01), Wursching et al.
patent: 0 044 196 (1982-01-01), None
patent: 01/01437 (2001-01-01), None

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